l And finally, here’s one for the diary. The landmark ruling on the bitter dispute between millionaire heiress Katrin Radmacher and her ex-husband Nicolas Granatino, a former City of London banker, is due on Wednesday.

The Supreme Court will decide if the couple’s pre-nuptial agreement, under which both agreed not to ask for a penny of the other’s wealth, is legally binding in the UK, as they are in the rest of Europe.